Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 40921734
cftoken 1300295be0e62be7-8459CCA3-B79E-2841-BB2FB0CAC251966C
sessionid 098DFC0F5403100D9DEEB2F46033342C_40921734_1300295be0e62be7-8459CCA3-B79E-2841-BB2FB0CAC251966C
urltoken CFID=40921734&CFTOKEN=1300295be0e62be7-8459CCA3-B79E-2841-BB2FB0CAC251966C

index.cfm?cfid=40921734&cftoken=1300295be0e62be7-8459CCA3-B79E-2841-BB2FB0CAC251966C